Inventor · disambiguated record
Takamasa Ozeki
Also filed as: OZEKI TAKAMASA
27 granted patents·1 pending application·101 citations·filing 2002–2017
94Inventor score
Technology areasG03G
Top patents by PatentIndex Score
28 records- 0189US7813680B2Developing device, and image forming apparatus and process cartridge comprising the sameRICOH KK·Filed 2009·Granted Oct 12, 2010·11 cites·12 claims
- 0286US8331834B2Developing unit, image forming apparatus incorporating same, and process cartridge including sameKOETSUKA KYOHTA·Filed 2009·Granted Dec 11, 2012·13 cites·23 claims
- 0386US7474867B2Magnetic carrier, two-component developer, development method, development device and image forming apparatus of electrophotographyRICOH KK·Filed 2005·Granted Jan 6, 2009·8 cites·2 claims
- 0484US7283774B2Developing method using a two-ingredient type developer and image forming apparatus using the sameRICOH KK·Filed 2006·Granted Oct 16, 2007·6 cites·13 claims
- 0580US6904244B2Developing device for suppressing variations in bulk density of developer, and an image forming apparatus including the developing deviceRICOH KK·Filed 2002·Granted Jun 7, 2005·16 cites·40 claims
- 0680US6895203B2Developing method and apparatus using two-ingredient developer with prescribed coating of particles and resinRICOH KK·Filed 2003·Granted May 17, 2005·15 cites·13 claims
- 0779US9316987B2Image forming apparatus and image forming methodHITOSUGI JUN·Filed 2015·Granted Apr 19, 2016·3 cites·12 claims
- 0876US9280125B2Image forming apparatusITOH WAKANA·Filed 2015·Granted Mar 8, 2016·2 cites·15 claims
- 0974US9250593B2Image forming apparatus and image density control method employed by the image forming apparatusMASE RYUSUKE·Filed 2014·Granted Feb 2, 2016·2 cites·12 claims
- 1071US9588460B2Image forming apparatusKASAI TADASHI·Filed 2015·Granted Mar 7, 2017·1 cites·12 claims
- 1171US7095971B2Developing method and apparatus using two-ingredient developer with prescribed coating of particles and resinRICOH KK·Filed 2004·Granted Aug 22, 2006·9 cites·15 claims
- 1270US10061226B2Image forming apparatus and image forming methodKAMIHARA KAZUAKI·Filed 2017·Granted Aug 28, 2018·1 cites·23 claims
- 1370US9513594B2Protective layer forming device and image forming apparatusHASEGAWA KUNIO·Filed 2014·Granted Dec 6, 2016·1 cites·11 claims
- 1469US7003235B2Developing device for suppressing variations in bulk density of developer, and an image forming apparatus including the developing deviceRICOH KK·Filed 2004·Granted Feb 21, 2006·9 cites·20 claims
- 1564US9684259B2Image forming apparatusKOMORI TAKATSUGU·Filed 2015·Granted Jun 20, 2017·1 cites·7 claims
- 1663US8326189B2Developing device, process cartridge, and image forming apparatusFUKUDA YOSHIYUKI·Filed 2010·Granted Dec 4, 2012·1 cites·17 claims
- 1758US8824932B2Development device, and process cartridge and image forming apparatus incorporating sameMASUDA KATSUMI·Filed 2011·Granted Sep 2, 2014·1 cites·6 claims
- 1850US8135315B2Developer regulating member in a developing unit, process cartridge including same, and image forming apparatus incorporating sameOZEKI TAKAMASA·Filed 2009·Granted Mar 13, 2012·1 cites·20 claims
- 1948US9042748B2Image forming apparatusURAYAMA TAICHI·Filed 2014·Granted May 26, 2015·0 cites·15 claims
- 2047US9052643B2Image forming method and image forming apparatus for transforming a toner image into a semi-filmBISAIJI TAKASHI·Filed 2012·Granted Jun 9, 2015·0 cites·8 claims
- 2146US9244374B2Image forming apparatusSUGIYAMA HIROYUKI·Filed 2014·Granted Jan 26, 2016·0 cites·9 claims
- 2245US9298125B2Image forming apparatus and image forming methodSUGIYAMA HIROYUKI·Filed 2014·Granted Mar 29, 2016·0 cites·11 claims
- 2344US9316950B2Development device, process cartridge, image forming apparatus incorporating same, and developer amount adjustment method thereforTAKAHASHI TOMOKO·Filed 2013·Granted Apr 19, 2016·0 cites·13 claims
- 2438US8682230B2Development device, process cartridge, and image forming apparatus including same having multiple recesses formed on a developer bearerTAGUCHI NOBUYUKI·Filed 2011·Granted Mar 25, 2014·0 cites·14 claims
- 2535US9989876B2Image forming apparatus and method for calculating a toner degradation rateMORINAGA MUTSUKI·Filed 2016·Granted Jun 5, 2018·0 cites·20 claims
- 2635US9599946B2Image forming apparatusMORINAGA MUTSUKI·Filed 2015·Granted Mar 21, 2017·0 cites·11 claims
- 2735US2016313668A1Image forming apparatusKASAI TADASHI·Filed 2016·Application pending·0 cites
- 2834US9488931B2Image forming apparatusYASUDA MAKOTO·Filed 2015·Granted Nov 8, 2016·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →